Soil Fertilizer Analyzer

• Quickly find out if you have too little or too much fertilizer in your Greenhouse soil

Measure your soil's Nitrogen, Phosphorous and Potassium (N,P,K) content in combination while measuring the pH from 1 to 9. Soil fertilizer meter includes instructional booklet with how-to information along with optimum values. Probes are 3" long. Uses one "AA" battery (not included). No calibration solutions needed. Overall measurements are 6-3/4" x 2-1/4" x 1-1/4". Imported.